Mercurial > dive4elements > river

annotate flys-client/src/main/java/de/intevation/flys/client/client/ui/RangeTableFilter.java @ 4184:03de5c424f95

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Fix warnings and minor TODOs in flys-client.
author Christian Lins <christian.lins@intevation.de>
date Fri, 19 Oct 2012 09:29:57 +0200
parents 51ed89b754ae
children
rev   line source
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parents:
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1 package de.intevation.flys.client.client.ui;
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2
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3 import com.google.gwt.core.client.GWT;
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4
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5 import com.smartgwt.client.widgets.form.DynamicForm;
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6 import com.smartgwt.client.widgets.form.fields.TextItem;
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7 import com.smartgwt.client.widgets.form.fields.events.ChangedEvent;
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8 import com.smartgwt.client.widgets.form.fields.events.ChangedHandler;
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9 import com.smartgwt.client.widgets.form.fields.events.KeyUpEvent;
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10 import com.smartgwt.client.widgets.form.fields.events.KeyUpHandler;
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11 import com.smartgwt.client.widgets.layout.HLayout;
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12
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03de5c424f95 Fix warnings and minor TODOs in flys-client.
Christian Lins <christian.lins@intevation.de>
parents: 2905
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13 import de.intevation.flys.client.client.FLYSConstants;
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14 import de.intevation.flys.client.client.event.FilterHandler;
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15 import de.intevation.flys.client.client.event.RangeFilterEvent;
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16 import de.intevation.flys.client.client.utils.DoubleValidator;
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17
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03de5c424f95 Fix warnings and minor TODOs in flys-client.
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18 import java.util.ArrayList;
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19 import java.util.List;
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20 import java.util.Map;
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21
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22 /**
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23 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a>
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24 */
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25 public class RangeTableFilter
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26 extends HLayout
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27 implements ChangedHandler, KeyUpHandler
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28 {
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29 /** The message class that provides i18n strings. */
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30 protected FLYSConstants MESSAGES = GWT.create(FLYSConstants.class);
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31
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32 protected List<FilterHandler> handlers;
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33
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34 protected TextItem fromField;
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35 protected TextItem toField;
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36 protected DynamicForm filterForm;
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37
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38 public RangeTableFilter() {
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39 super();
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40 fromField = new TextItem();
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41 fromField.setTitle(MESSAGES.from());
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42 fromField.setWidth(60);
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43 toField = new TextItem();
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44 toField.setTitle(MESSAGES.to());
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45 toField.setWidth(60);
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46
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47
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48 handlers = new ArrayList<FilterHandler>();
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49
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50 fromField.addChangedHandler(this);
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51 fromField.addKeyUpHandler(this);
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52 toField.addChangedHandler(this);
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53 toField.addKeyUpHandler(this);
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54
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55 filterForm = new DynamicForm();
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56 filterForm.setNumCols(4);
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57 filterForm.setFields(fromField, toField);
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58
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59 addMember(filterForm);
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60 }
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61
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62
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63 @Override
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64 public void onChanged(ChangedEvent event) {
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65 // This event handler is to slow...
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66 // fireFilterCriteriaChanged(getSearchString());
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67 }
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68
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69
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70 @Override
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71 public void onKeyUp(KeyUpEvent event) {
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72 DoubleValidator validator = new DoubleValidator();
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73 Map<?,?> errors = filterForm.getErrors();
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74 if(event.getItem().getValue() != null &&
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75 !validator.validate(event.getItem(), errors)) {
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76 filterForm.setErrors(errors, true);
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77 GWT.log("no valid input!");
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78 return;
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79 }
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80 else {
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81 errors.clear();
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82 filterForm.setErrors(errors, true);
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83 }
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84 //To deactivate "As you type" filter add
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85 // ' && event.getKeyName().equals("Enter")'
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86 // to the if-clause.
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87 if (event != null) {
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88 fireFilterCriteriaChanged(getFrom(), getTo());
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89 }
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90 }
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91
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92
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93 public String getFrom() {
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94 if (fromField.getValueAsString() == null) {
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95 return "";
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96 }
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97 else {
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98 return fromField.getValueAsString();
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99 }
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100 }
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101
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102
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103 public String getTo() {
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104 if (toField.getValueAsString() == null) {
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105 return "";
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106 }
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107 else {
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108 return toField.getValueAsString();
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109 }
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110 }
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111
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112
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113 public void addFilterHandler(FilterHandler handler) {
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114 if (handler != null) {
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115 handlers.add(handler);
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116 }
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117 }
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118
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119
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120 protected void fireFilterCriteriaChanged(String from, String to) {
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121 RangeFilterEvent filter = new RangeFilterEvent(from, to);
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122
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123 for (FilterHandler handler: handlers) {
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124 handler.onFilterCriteriaChanged(filter);
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125 }
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126 }
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127
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128
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129 @Override
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130 public void clear() {
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131 fromField.clearValue();
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132 toField.clearValue();
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133 fireFilterCriteriaChanged("", "");
98123d34529b Added UI parts and event for filtering distances and locations.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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134 }
98123d34529b Added UI parts and event for filtering distances and locations.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff changeset
135 }
98123d34529b Added UI parts and event for filtering distances and locations.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff changeset
136 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org